Tag: Mexico

Government-funded scientific efforts in Mexico are facing significant cutbacks. To free up funds for poverty-alleviation programs, the federal government is cutting 30% to 50% of the funds that institutions, including...

When monarch butterflies overwinter in central Mexico and along the California coast, they spend much of the time dormant to help with their winter survival before reproduction. Researchers recently found...

To judge by the annual surveys, black brant (Branta bernicla nigricans) are on the upswing. After years of decline, aerial counts along their migration routes — between Mexico’s Baja Peninsula...

As a Wildlife Services airport biologist working at Naval Air Station Fallon in Nevada, I recently heard from an enthusiastic birder, Tony Thacker, who had spotted a red-tailed hawk (Buteo...

Before the 1970s, where monarch butterflies overwintered was a mystery. Then researchers succeeded worked with Mexicans to trace the migration to the hills of Michoacan. In the video below, Atlas...

Monarch butterflies (Danaus plexippus), which have been steeply declining throughout their range, showed a significant increase in their overwintering areas in Mexico, a World Wildlife Fund survey shows. The WWF...

Monarch butterflies (Danaus plexippus) stopping over in Florida while traveling north have declined 80 percent since 2005, according to a new study. The monarchs stop in Florida on their spring...

As climate change impacts ecosystems around the world, wildlife managers are expecting to see many species leave their current ranges for new areas better suited to them. But where are...

A continuous border wall between the United States and Mexico would cause trouble for the biodiversity of 1,506 native terrestrial and freshwater animal and plant species that use the border...

Climate and land use changes are altering bat migration in Texas, researchers found. Studying the world’s largest migrant bat colony, they discovered that the bats are returning sooner after winter...